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The ornamental design for a selective control valve used to operate implements attached to a tractor, as shown and described. |
FIG. 1 is a side elevational view of a selective control valve used to operate implements attached to a tractor showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is an end elevational view thereof;
FIG. 4 is an end elevational view thereof, from the end opposite that shown in FIG. 3; and,
FIG. 5 is a reduced front perspective view thereof.
The bottom of the design is substantially flat and unornamented.
Felix, Cristian J., Durant, Douglas M., Delfs, Larry M., Crookes, William E.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
May 15 1989 | Deere & Company | (assignment on the face of the patent) | / |
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